JPH0443925B2 - - Google Patents
Info
- Publication number
- JPH0443925B2 JPH0443925B2 JP58171428A JP17142883A JPH0443925B2 JP H0443925 B2 JPH0443925 B2 JP H0443925B2 JP 58171428 A JP58171428 A JP 58171428A JP 17142883 A JP17142883 A JP 17142883A JP H0443925 B2 JPH0443925 B2 JP H0443925B2
- Authority
- JP
- Japan
- Prior art keywords
- vinylpyrrolidone
- product
- pvp
- alcohol
- polymerization
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F26/00—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a single or double bond to nitrogen or by a heterocyclic ring containing nitrogen
- C08F26/06—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a single or double bond to nitrogen or by a heterocyclic ring containing nitrogen by a heterocyclic ring containing nitrogen
- C08F26/10—N-Vinyl-pyrrolidone
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Polymerization Catalysts (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/419,869 US4520179A (en) | 1982-09-20 | 1982-09-20 | Preparation of vinylpyrrolidone/vinyl acetate copolymers of various molecular weights using a single initiator system consisting essentially of t-Butylperoxypivalate |
| US419870 | 1995-04-11 | ||
| US419869 | 1999-10-19 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5975911A JPS5975911A (ja) | 1984-04-28 |
| JPH0443925B2 true JPH0443925B2 (instruction) | 1992-07-20 |
Family
ID=23664088
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP58171428A Granted JPS5975911A (ja) | 1982-09-20 | 1983-09-19 | ビニルピロリドンの重合体の製造方法 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US4520179A (instruction) |
| JP (1) | JPS5975911A (instruction) |
Families Citing this family (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3612211A1 (de) * | 1986-04-11 | 1987-10-15 | Basf Ag | Kontinuierliches verfahren zum tablettieren |
| DE4139963A1 (de) * | 1991-12-04 | 1993-06-09 | Basf Ag, 6700 Ludwigshafen, De | Redispergierbares dispersionspulver aus n-vinylpyrrolidon-vinylacetat-copolymerisat, dessen herstellung und verwendung |
| JPH08504206A (ja) * | 1992-12-04 | 1996-05-07 | イー・アイ・デユポン・ドウ・ヌムール・アンド・カンパニー | 農業化学品のマイクロカプセル配合物 |
| US5319041A (en) * | 1993-03-26 | 1994-06-07 | Isp Investments Inc. | Process for the preparation of vinylpyrrolidone/vinyl acetate copolymers |
| US5387641A (en) * | 1993-05-25 | 1995-02-07 | Yeung; Dominic W. K. | Aqueous polymer emulsions useful as wallcovering prepaste adhesives |
| US5376447A (en) * | 1993-05-25 | 1994-12-27 | Rhone-Poulenc Specialty Chemicals Co. | Wallcovering material containing prepaste adhesives |
| US5395904A (en) * | 1993-12-07 | 1995-03-07 | Isp Investments Inc. | Process for providing homogeneous copolymers of vinylpyrrolidone and vinyl acetate which form clear aqueous solutions having a high cloud point |
| DE4421936A1 (de) | 1994-06-23 | 1996-01-04 | Basf Ag | Verfahren zur Herstellung von in Wasser klar löslichen, restmonomerenarmen Copolymerisaten aus N-Vinylpyrrolidon und Vinylacetat |
| US5502136A (en) * | 1994-12-28 | 1996-03-26 | Isp Investments Inc. | Process for making substantially homogeneous copolymers of vinyl pyrrolidone and vinyl acetate which form clear aqueous solutions |
| DE19520990A1 (de) * | 1995-06-08 | 1996-12-12 | Wacker Chemie Gmbh | Schmelzbare, chlorfreie Vinylacetatcopolymerfaser |
| DE69606691T2 (de) | 1995-12-14 | 2000-08-03 | Wako Pure Chemical Industries, Ltd. | Silikonhaltige Blockcopolymere |
| DE19609864A1 (de) * | 1996-03-13 | 1997-09-18 | Basf Ag | Verfahren zur Herstellung von wasserlöslichen Copolymerisaten aus wenigstens einem wasserlöslichen N-Vinyllactam und wenigstens einem hydrophoben Comonomeren |
| US6107397A (en) * | 1997-03-24 | 2000-08-22 | Basf Aktiengesellschaft | Aqueous copolymer dispersions of water-soluble monomers with N-vinyl groups and hydrophobic monomers |
| JP3773408B2 (ja) * | 2000-06-15 | 2006-05-10 | 第一工業製薬株式会社 | ビニルピロリドン重合体の製造方法 |
| CN101048431B (zh) * | 2004-11-05 | 2010-07-14 | 株式会社日本触媒 | 乙烯基吡咯烷酮类聚合物溶液及其制造方法、以及乙烯基吡咯烷酮类聚合物的操作方法 |
| US20080247981A1 (en) * | 2004-11-05 | 2008-10-09 | Nippon Shokubai Co., Ltd. | Vinylpyrrolidone/Vinyl Acetate Copolymer, Process for Producing the Same, and Use of the Same |
| JP2006169507A (ja) * | 2004-11-19 | 2006-06-29 | Lion Corp | ビニルピロリドン重合体、及びその製造方法 |
| US20070149737A1 (en) * | 2005-12-23 | 2007-06-28 | Basf Aktiengesellschaft | Method of producing water-soluble nonturbid copolymers of at least one water-soluble n-vinyllactam and at least one hydrophobic comonomer |
| US7449531B2 (en) * | 2005-12-23 | 2008-11-11 | Basf Se | Method of producing water-soluble nonturbid copolymers of at least one water-soluble N-vinyllactam and at least one hydrophobic comonomer |
| US7572870B2 (en) * | 2005-12-23 | 2009-08-11 | Basf Se | Method of producing water-soluble nonturbid copolymers of at least one water-soluble N-vinyllactam and at least one hydrophobic comonomer |
| US7572871B2 (en) * | 2005-12-23 | 2009-08-11 | Basf Se | Method of producing water-soluble nonturbid copolymers of at least one water-soluble N-vinyllactam and at least one hydrophobic comonomer |
| US7442751B2 (en) * | 2005-12-23 | 2008-10-28 | Basf Se | Method of producing water-soluble nonturbid copolymers of at least one water-soluble N-vinyllactam and at least one hydrophobic comonomer |
| US7847044B2 (en) * | 2005-12-23 | 2010-12-07 | Basf Se | Method of producing water-soluble nonturbid copolymers of at least one water-soluble N-vinyllactam and at least one hydrophobic comonomer by polymerization under increased pressure |
| DE102007052412A1 (de) * | 2006-11-29 | 2008-06-05 | Basf Se | Verfahren zur Herstellung von wasserlöslichen trübungsfreien Copolymerisaten aus wenigstens einem wasserlöslichen N-Vinyllactam und wenigstens einem hydrophoben Comonomeren |
| US20110263786A1 (en) | 2008-12-19 | 2011-10-27 | Maximilian Angel | Method for producing n-vinyl pyrrolidone/vinyl acetate copolymers |
| EP3737374B1 (en) * | 2018-01-10 | 2024-04-03 | Celista Pharmaceuticals Llc | Testosterone transdermal spray with film |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3910862A (en) * | 1970-01-30 | 1975-10-07 | Gaf Corp | Copolymers of vinyl pyrrolidone containing quarternary ammonium groups |
| DE2218935C3 (de) * | 1972-04-19 | 1980-01-31 | Basf Ag, 6700 Ludwigshafen | Verfahren zur Herstellung von wäßrigen Lösungen von N-Vinylpyrrolidonpolymerisaten |
| YU193875A (en) * | 1974-08-16 | 1982-02-28 | Basf Ag | Process for producing polyvinyl pyrrolidone-iodine |
| DE2514127C3 (de) * | 1975-03-29 | 1981-05-14 | Basf Ag, 6700 Ludwigshafen | Verfahren zur Herstellung von Polymerisaten des N-vinylpyrrolidon-2 |
| DE2730017A1 (de) * | 1977-07-02 | 1979-01-18 | Basf Ag | Verfahren zur reduzierung der restmonomerengehalte bei der polymerisation von vinyllactamen und vinylestern |
| DE2942657A1 (de) * | 1979-10-22 | 1981-04-30 | Basf Ag, 6700 Ludwigshafen | Verfahren zur herstellung von polyvinylpyrrolidon, dessen waessrige loesung eine hohe viskositaet aufweist, durch waermebehandlung von waessrigen loesungen von ueblichem polyvinylpyrrolidon |
| GB2087408B (en) * | 1980-11-04 | 1984-05-23 | Patel Pravin Gordhanbhai Da Co | Cross-linked hydrophilic polymers |
-
1982
- 1982-09-20 US US06/419,869 patent/US4520179A/en not_active Expired - Fee Related
-
1983
- 1983-09-19 JP JP58171428A patent/JPS5975911A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5975911A (ja) | 1984-04-28 |
| US4520179A (en) | 1985-05-28 |
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